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   <div id="projectname">gbmath
   &#160;<span id="projectnumber">v0.051</span>
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   <div id="projectbrief">c++ math library</div>
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<div class="title">base_camera.h</div>  </div>
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<a href="base__camera_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;﻿</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#ifndef __GBMATH_H__</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">    #error  DO NOT INCLUDE THIS FILE. USE:   #include &lt;gbmath/_gbmath.h&gt;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#ifdef WIN32 // only windows platform</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">//const bool CAMERA_LEFT_HANDLE = true;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;windows.h&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;zmouse.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160; </div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="keyword">namespace </span>gbmath </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;{</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#define KEY_WAS_DOWN_MASK 0x80</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define KEY_IS_DOWN_MASK  0x01</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#define MOUSE_LEFT_BUTTON   0x01</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MOUSE_MIDDLE_BUTTON 0x02</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MOUSE_RIGHT_BUTTON  0x04</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MOUSE_WHEEL         0x08</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    </div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">enum</span> CameraKeys</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    {</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        CAM_STRAFE_LEFT = 0,</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        CAM_STRAFE_RIGHT,</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        CAM_MOVE_FORWARD,</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        CAM_MOVE_BACKWARD,</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        CAM_MOVE_UP,</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        CAM_MOVE_DOWN,</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        CAM_RESET,</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        CAM_CONTROLDOWN,</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        CAM_MAX_KEYS,</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        CAM_UNKNOWN = 0xFF</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    };</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    <span class="keyword">class </span>base_camera </div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    {</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                  base_camera(<span class="keywordtype">bool</span> cameraLeftHandle=<span class="keyword">true</span>);</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <span class="keyword">virtual</span>  ~base_camera()  {}</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;     </div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keyword">virtual</span> LRESULT handleMessages( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span>    frameMove( <span class="keywordtype">float</span> fElapsedTime ) = 0;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        <span class="comment">// Functions to change camera matrices</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> reset(); </div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> setViewParams( <span class="keyword">const</span> vec3&amp; pvEyePt, <span class="keyword">const</span> vec3&amp; pvLookatPt);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> setProjParams( <span class="keywordtype">float</span> fFOV, <span class="keywordtype">float</span> fAspect, <span class="keywordtype">float</span> fNearPlane, <span class="keywordtype">float</span> fFarPlane );</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        <span class="comment">// Functions to change behavior</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> setDragRect( RECT &amp;rc ) </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        { </div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;            m_rcDrag = rc; </div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        }</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <span class="keywordtype">void</span> setInvertPitch( <span class="keywordtype">bool</span> bInvertPitch ) </div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        { </div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;            m_bInvertPitch = bInvertPitch; </div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        }</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <span class="keywordtype">void</span> setDrag( <span class="keywordtype">bool</span> bMovementDrag, <span class="keywordtype">float</span> fTotalDragTimeToZero = 0.25f ) </div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        { </div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;            m_bMovementDrag = bMovementDrag; </div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;            m_fTotalDragTimeToZero = fTotalDragTimeToZero; </div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        }</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        </div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        <span class="keywordtype">void</span> setEnableYAxisMovement( <span class="keywordtype">bool</span> bEnableYAxisMovement ) </div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        { </div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            m_bEnableYAxisMovement = bEnableYAxisMovement; </div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        }</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        </div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        <span class="keywordtype">void</span> setEnablePositionMovement( <span class="keywordtype">bool</span> bEnablePositionMovement ) </div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        { </div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;            m_bEnablePositionMovement = bEnablePositionMovement; </div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        }</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        </div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <span class="keywordtype">void</span> setClipToBoundary( <span class="keywordtype">bool</span> bClipToBoundary, vec3* pvMinBoundary, </div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;                                            vec3* pvMaxBoundary ) </div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        {</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;            m_bClipToBoundary = bClipToBoundary; </div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;            <span class="keywordflow">if</span>( pvMinBoundary ) </div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;                m_vMinBoundary = *pvMinBoundary; </div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;            </div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;            <span class="keywordflow">if</span>( pvMaxBoundary ) </div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                m_vMaxBoundary = *pvMaxBoundary; </div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        }</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        </div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        <span class="keywordtype">void</span> setScalers( <span class="keywordtype">float</span> fRotationScaler = 0.01f, <span class="keywordtype">float</span> fMoveScaler = 5.0f )  </div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        { </div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;            m_fRotationScaler = fRotationScaler; </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;            m_fMoveScaler = fMoveScaler; </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        }</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keywordtype">void</span> setNumberOfFramesToSmoothMouseData( <span class="keywordtype">int</span> nFrames ) </div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        { </div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;            <span class="keywordflow">if</span>( nFrames &gt; 0 ) </div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;                m_fFramesToSmoothMouseData = (float)nFrames; </div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;        }</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        <span class="comment">//</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        <span class="comment">// Functions to get state</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        <span class="comment">//</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        </div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        <span class="keyword">const</span> mat44&amp;  getViewMatrix()<span class="keyword"> const </span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            <span class="keywordflow">return</span> m_mView; </div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        }</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keyword">const</span> mat44&amp;  getProjMatrix()<span class="keyword"> const </span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;            <span class="keywordflow">return</span> m_mProj; </div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        }</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        <span class="keyword">const</span> vec3&amp; getEyePoint()<span class="keyword"> const      </span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;            <span class="keywordflow">return</span> m_vEye; </div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        }</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        <span class="keyword">const</span> vec3&amp; getLookAtPoint()<span class="keyword"> const   </span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            <span class="keywordflow">return</span> m_vLookAt; </div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        }</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        <span class="keywordtype">float</span> getNearClipPlane()<span class="keyword"> const </span></div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;            <span class="keywordflow">return</span> m_fNearPlane; </div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        }</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        <span class="keywordtype">float</span> getFarClipPlane()<span class="keyword"> const </span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;            <span class="keywordflow">return</span> m_fFarPlane; </div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        }</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        <span class="keywordtype">bool</span> isBeingDragged()<span class="keyword"> const         </span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;            <span class="keywordflow">return</span> (m_bMouseLButtonDown || m_bMouseMButtonDown || m_bMouseRButtonDown); </div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        }</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        <span class="keywordtype">bool</span> isMouseLButtonDown()<span class="keyword"> const     </span></div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;            <span class="keywordflow">return</span> m_bMouseLButtonDown; </div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        }</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;        <span class="keywordtype">bool</span> isMouseMButtonDown()<span class="keyword"> const     </span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;            <span class="keywordflow">return</span> m_bMouseMButtonDown; </div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        } </div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;        <span class="keywordtype">bool</span> isMouseRButtonDown()<span class="keyword"> const     </span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;            <span class="keywordflow">return</span> m_bMouseRButtonDown; </div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;        } </div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;     </div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        <span class="keyword">static</span> CameraKeys mapKey( UINT nKey );  </div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        <span class="keywordtype">bool</span> isKeyDown( BYTE key )<span class="keyword"> const </span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;            <span class="keywordflow">return</span>( (key &amp; KEY_IS_DOWN_MASK) == KEY_IS_DOWN_MASK ); </div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        }</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;        <span class="keywordtype">bool</span> wasKeyDown( BYTE key )<span class="keyword"> const </span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="keyword">        </span>{ </div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;            <span class="keywordflow">return</span>( (key &amp; KEY_WAS_DOWN_MASK) == KEY_WAS_DOWN_MASK ); </div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        }</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        <span class="keywordtype">void</span> constrainToBoundary( vec3* pV );</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        <span class="keywordtype">void</span> updateVelocity( <span class="keywordtype">float</span> fElapsedTime );</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        <span class="keywordtype">void</span> getInput( <span class="keywordtype">bool</span> bGetKeyboardInput,  <span class="keywordtype">bool</span> bGetMouseInput, </div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                                                <span class="keywordtype">bool</span> bGetGamepadInput, </div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;                                                <span class="keywordtype">bool</span> bResetCursorAfterMove);</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;     </div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">bool</span>     m_bcameraLeftHandle;</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        mat44            m_mView; </div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        mat44            m_mProj; </div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;     </div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        vec3           m_vGamePadLeftThumb;</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;        vec3           m_vGamePadRightThumb;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;     </div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        <span class="keywordtype">int</span>                   m_cKeysDown;            </div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        BYTE                  m_aKeys[CAM_MAX_KEYS];  </div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        vec3           m_vKeyboardDirection;   </div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;        POINT                 m_ptLastMousePosition;  </div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        <span class="keywordtype">bool</span>                  m_bMouseLButtonDown;    </div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;        <span class="keywordtype">bool</span>                  m_bMouseMButtonDown;    </div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;        <span class="keywordtype">bool</span>                  m_bMouseRButtonDown;    </div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        <span class="keywordtype">int</span>                   m_nCurrentButtonMask;   </div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;        <span class="keywordtype">int</span>                   m_nMouseWheelDelta;     </div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        vec2           m_vMouseDelta;          </div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;        <span class="keywordtype">float</span>                 m_fFramesToSmoothMouseData; </div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        vec3           m_vDefaultEye;          </div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;        vec3           m_vDefaultLookAt;       </div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;        vec3           m_vEye;                 </div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;        vec3           m_vLookAt;              </div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;        <span class="keywordtype">float</span>                 m_fCameraYawAngle;      </div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;        <span class="keywordtype">float</span>                 m_fCameraPitchAngle;    </div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;        RECT                  m_rcDrag;               </div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;        vec3           m_vVelocity;            </div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;        <span class="keywordtype">bool</span>                  m_bMovementDrag;        </div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;        vec3           m_vVelocityDrag;        </div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        <span class="keywordtype">float</span>                 m_fDragTimer;           </div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        <span class="keywordtype">float</span>                 m_fTotalDragTimeToZero; </div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        vec2           m_vRotVelocity;         </div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;        <span class="keywordtype">float</span>                 m_fFOV;                 </div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        <span class="keywordtype">float</span>                 m_fAspect;              </div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;        <span class="keywordtype">float</span>                 m_fNearPlane;           </div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        <span class="keywordtype">float</span>                 m_fFarPlane;            </div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        <span class="keywordtype">float</span>                 m_fRotationScaler;      </div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;        <span class="keywordtype">float</span>                 m_fMoveScaler;          </div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;        <span class="keywordtype">bool</span>                  m_bInvertPitch;         </div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;        <span class="keywordtype">bool</span>                  m_bEnablePositionMovement; </div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        <span class="keywordtype">bool</span>                  m_bEnableYAxisMovement; </div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        <span class="keywordtype">bool</span>                  m_bClipToBoundary;      </div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        vec3           m_vMinBoundary;         </div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        vec3           m_vMaxBoundary;         </div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;        HWND m_hwnd;</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;    };</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;}</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="preprocessor">#endif // #ifdef WIN32</span></div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="preprocessor"></span> </div>
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